AJAX applications offer many benefits but one side-effect is the lost of user navigation using the browser's back/forward buttons. The ASP.NET 3.5 Extensions Preview extends ASP.NET AJAX with Browser history support in for ASP.NET AJAX applications.

AJAX applications offer many benefits but one side-effect is the lost of user navigation using the browser's back/forward buttons. The ASP.NET 3.5 Extensions Preview extends ASP.NET AJAX with Browser history support in for ASP.NET AJAX applications. This Screencast looks at the client-side suppor.

WebParts drag and drop in ASP.NET 2.0 has always been compatible with IE. However, only with the emergence of ASP.NET AJAX have you been able to enable WebParts drag and drop in other browsers. Here we look at how to enable your WebParts site for drag and drop in ASP.NET AJAX.

As well as being used directly in your page layout to identify aspects of your page that you want to enjoy partial page updates, UpdatePanels can also be rendered dynamically as part of templated controls such as the DataList, as Composite controls and in WebParts.

Whether you're building your first ASP.NET AJAX application or you want to take an existing ASP.NET application and add some AJAX functionality, this session will help you understand the fundamental components of an ASP.NET AJAX application.

ASP.NET AJAX introduces the UpdatePanel, a new server control that makes it incredibly easy to enable partial page refreshes on your ASP.NET site. Avoid the need to do a postback and full page refresh by identifying areas of your application that could benefit from partial page updates and wrappi.